On a case of stability of unperturbated motion governed by the ternary differential critical system with quadratic nonlinearities

Neagu Natalia; Popa Mihail

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737

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similare conform CZU

517.925 (42)

Ecuații diferențiale. Ecuații integrale. Alte ecuații funcționale. Diferențe finite. Calculul variațional. Analiză funcțională (242)

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NEAGU, Natalia, POPA, Mihail. On a case of stability of unperturbated motion governed by the ternary differential critical system with quadratic nonlinearities. In: Acta et commentationes (Ştiinţe Exacte și ale Naturii), 2019, nr. 2(8), pp. 51-57. ISSN 2537-6284. DOI: https://doi.org/10.36120/2587-3644.v8i2.51-57

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Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Numărul 2(8) / 2019 / ISSN 2537-6284 /ISSNe 2587-3644

On a case of stability of unperturbated motion governed by the ternary differential critical system with quadratic nonlinearities

Asupra unui caz de stabilitate a mișcării neperturbate guvernate de sistemul critic diferențial ternar cu neliniarități pătratice

DOI:https://doi.org/10.36120/2587-3644.v8i2.51-57

CZU: 517.925

Pag. 51-57

Neagu Natalia¹, Popa Mihail²³

¹ "Ion Creangă" State Pedagogical University from Chisinau,
² Vladimir Andrunachievici Institute of Mathematics and Computer Science,
³ Tiraspol State University

Disponibil în IBN: 29 ianuarie 2020

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Rezumat

The Lyapunov series and the conditions of stability of unperturbed motion has been determined by ternary differential critical system with quadratic nonlinearities in a non-singular case

A fost determinată seria Lyapunov și condițiile de stabilitate a mișcării neperturbate guvernate de sistemul critic diferențial ternar cu neliniarități pătratice într-un caz nesingular.

Cuvinte-cheie
Differential systems, stability of unperturbed motion, center-affine comitant and invariant, Group,

Sistem diferențial, stabilitatea mișcării neperturbate, comitanți și invatianți centro-afini, grup

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